Sep 19, 2008 · The only thing you need to notice is that the volume of a cube is length x width x height. You only provide 2 dimensions. Usually we report volume as cm^3, not cm^2. I guess you could just say that the volume of 8.4 cm x 5.5 cm = 46.2 cm^2. D = 1896 g/ 46.2 cm^2 = 41 g/cm^2
